BC缩写的意思

S3 DTD RAID EELS DFOS MADP FCN CSE ESC EWT DPON NCBA FED CAI ppm DL SSM EF DCN IOB CPS ABDL DVVI CC ETE CPM ASI CRC SFB IM EAF AFC DFSK APARS SOC QDOS GPS APADAS ASC EFCI STB GDPS DTP CNCC AJG AP CTDM DCT UMTS SSG DS RIP CICS mcu IS-IS DVC NDS EEROM GIMM Bps